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Multiples kjournald en fonctionnement :

Bonsoir,
Sous Gnome 2.10, Etch, noyau 2.6.12, j'ai parfois des ralentissements importants de ma machine. 

La commande top me montre de nombreuses lignes kjournald :
  PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
 7756 root       5 -10 98.6m  63m 8984 S  1.7 12.5  43:27.25 XFree86
 7955 olivier   16   0 18820 9.9m 7804 S  0.3  2.0   1:09.13 clock-applet
22669 root      16   0  2204 1112  852 R  0.3  0.2   0:00.05 top
    1 root      16   0  1804  644  548 S  0.0  0.1   0:00.49 init
    2 root      34  19     0    0    0 S  0.0  0.0   0:00.00 ksoftirqd/0
    3 root      10  -5     0    0    0 S  0.0  0.0   0:00.30 events/0
    4 root      16  -5     0    0    0 S  0.0  0.0   0:00.02 khelper
    5 root      19  -5     0    0    0 S  0.0  0.0   0:00.00 kthread
    7 root      20  -5     0    0    0 S  0.0  0.0   0:00.00 kacpid
   74 root      10  -5     0    0    0 S  0.0  0.0   0:00.24 kblockd/0
   98 root      15   0     0    0    0 S  0.0  0.0   0:00.49 pdflush
   99 root      15   0     0    0    0 S  0.0  0.0   0:00.19 pdflush
  100 root      15   0     0    0    0 S  0.0  0.0   0:00.63 kswapd0
  101 root      20  -5     0    0    0 S  0.0  0.0   0:00.00 aio/0
  685 root      15   0     0    0    0 S  0.0  0.0   0:00.01 kseriod
  931 root      15   0     0    0    0 S  0.0  0.0   0:01.00 kjournald
 2560 root      11  -4  1700  592  504 S  0.0  0.1   0:00.27 udevd
 2599 root      15   0     0    0    0 S  0.0  0.0   0:01.74 kjournald
 2600 root      15   0     0    0    0 S  0.0  0.0   0:00.57 kjournald
 2601 root      15   0     0    0    0 S  0.0  0.0   0:01.03 kjournald
 2602 root      16   0     0    0    0 S  0.0  0.0   0:01.55 kjournald
 2894 root      15   0     0    0    0 S  0.0  0.0   0:00.00 khubd
 3627 root      25   0     0    0    0 S  0.0  0.0   0:00.00 shpchpd_event
 3725 root      15   0     0    0    0 S  0.0  0.0   0:00.00 khpsbpkt
 3735 root      15   0     0    0    0 S  0.0  0.0   0:00.00 knodemgrd_0
 4118 root      22   0     0    0    0 S  0.0  0.0   0:00.01 kgameportd
 5267 root      16   0  2700 1032  876 S  0.0  0.2   0:00.00 dhclient
 5272 daemon    15   0  1708  480  392 S  0.0  0.1   0:00.05 portmap
 5602 root      16   0  2580  992  860 S  0.0  0.2   0:00.03 syslogd
 5605 root      16   0  2456 1512  472 S  0.0  0.3   0:00.10 klogd
 5614 root      15   0  7924 3532 1704 S  0.0  0.7   0:24.31 cupsd
 5642 messageb  15   0  2208 1080  904 S  0.0  0.2   0:00.11 dbus-daemon-1

1/ Est-ce normal ?
2/ A quoi est-ce dû ?
3/ A quoi sert ce démon ?

Merci de votre aide.

--
Chaurin Olivier
olivier.chaurin@laposte.net
Debian Testing, Mozilla Thunderbird 1.0-3
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